jdk/test/sun/tools/jstack/BasicJStackTest.java
changeset 22270 e4255239ce3a
child 24366 57c0a8b7a936
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/tools/jstack/BasicJStackTest.java	Tue Jan 14 11:08:33 2014 +0100
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.Arrays;
+
+import jdk.testlibrary.JDKToolLauncher;
+import jdk.testlibrary.OutputAnalyzer;
+import jdk.testlibrary.ProcessTools;
+
+/*
+ * @test
+ * @bug 6260070
+ * @summary Unit test for jstack utility
+ * @library /lib/testlibrary
+ * @run main BasicJStackTest
+ */
+public class BasicJStackTest {
+
+    private static ProcessBuilder processBuilder = new ProcessBuilder();
+
+    public static void main(String[] args) throws Exception {
+        testJstackNoArgs();
+        testJstack_l();
+    }
+
+    private static void testJstackNoArgs() throws Exception {
+        OutputAnalyzer output = jstack();
+        output.shouldHaveExitValue(0);
+    }
+
+    private static void testJstack_l() throws Exception {
+        OutputAnalyzer output = jstack("-l");
+        output.shouldHaveExitValue(0);
+    }
+
+    private static OutputAnalyzer jstack(String... toolArgs) throws Exception {
+        JDKToolLauncher launcher = JDKToolLauncher.createUsingTestJDK("jstack");
+        launcher.addVMArg("-XX:+UsePerfData");
+        if (toolArgs != null) {
+            for (String toolArg : toolArgs) {
+                launcher.addToolArg(toolArg);
+            }
+        }
+        launcher.addToolArg(Integer.toString(ProcessTools.getProcessId()));
+
+        processBuilder.command(launcher.getCommand());
+        System.out.println(Arrays.toString(processBuilder.command().toArray()).replace(",", ""));
+        OutputAnalyzer output = new OutputAnalyzer(processBuilder.start());
+        System.out.println(output.getOutput());
+
+        return output;
+    }
+
+}